Pith Number

pith:ZXB5NDX7

pith:2014:ZXB5NDX75J3J4UBOFX5JDDT3RP

not attested not anchored not stored refs pending

Quantization of the Universe as a Dirac Particle: Geometrical Unification of Gravitation, Dark Energy and Multiverses

Carlos A. Rubio, Felipe A. Asenjo, Sergio A. Hojman

arxiv:1403.2325 v2 · 2014-03-10 · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZXB5NDX75J3J4UBOFX5JDDT3RP}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:37:37.157416Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdc3d68effea769e502e2dfa918e7b8bf3805691ec939d6b05c847564be7d3d2

Aliases

arxiv: 1403.2325 · arxiv_version: 1403.2325v2 · doi: 10.48550/arxiv.1403.2325 · pith_short_12: ZXB5NDX75J3J · pith_short_16: ZXB5NDX75J3J4UBO · pith_short_8: ZXB5NDX7

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ZXB5NDX75J3J4UBOFX5JDDT3RP \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: cdc3d68effea769e502e2dfa918e7b8bf3805691ec939d6b05c847564be7d3d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "337a3492345959781996b548af8c4de0e6184d37f16d255af23f46c0992eb46f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-03-10T18:06:56Z",
    "title_canon_sha256": "0d1398115a7b34bedf07669500922109d0a519ef3ff6a0a3312c0ccdcd1864b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.2325",
    "kind": "arxiv",
    "version": 2
  }
}